Bug 2516426 (CVE-2026-72291) - CVE-2026-72291 kernel: KVM: s390: Fix unlikely race in try_get_locked_pte()
Summary: CVE-2026-72291 kernel: KVM: s390: Fix unlikely race in try_get_locked_pte()
Keywords:
Status: NEW
Alias: CVE-2026-72291
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-15 06:11 UTC by OSIDB Bzimport
Modified: 2026-08-18 19:26 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2026-08-15 06:11:52 UTC 
In the Linux kernel, the following vulnerability has been resolved:

KVM: s390: Fix unlikely race in try_get_locked_pte()

Fix an unlikely race in try_get_locked_pte(), which could have happened
if puds or pmds get unmapped between the p?dp_get() and p?d_offset()
functions.
Comment 1 Keith Grant 2026-08-18 19:19:06 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026081500-CVE-2026-72291-93c9@gregkh/T
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